Add test to assure we can unmarshal empty definitions and declarations objects for v1.6

Signed-off-by: Matt Rutkowski <[email protected]>

Author: mrutkows

.vscode/settings.json

@@ -29,6 +29,7 @@
             "databind",
             "Debugf",
             "defn",
+            "Defns",
             "deserializers",
             "DHTML",
             "dropwizard",

cmd/component_test.go

@@ -40,6 +40,9 @@ const (
 	TEST_COMPONENT_LIST_CDX_1_6_CBOM = TEST_CDX_1_6_CRYPTO_BOM
 	// test/cyclonedx/1.6/cdx-1-6-valid-mlbom-environmental-considerations.json
 	TEST_COMPONENT_LIST_CDX_1_6_MLBOM = TEST_CDX_1_6_MACHINE_LEARNING_BOM
+	// test/cyclonedx/1.6/specification/valid-empty-defns-decls.json
+	// Test general BOM with empty top-level bom objects, but valid components
+	TEST_COMPONENT_LIST_CDX_1_6_SBOM = "test/cyclonedx/1.6/specification/valid-empty-defns-decls.json"
 )
 
 var COMPONENT_TEST_DEFAULT_FLAGS utils.ComponentCommandFlags
@@ -225,3 +228,8 @@ func TestComponentListCdx16ValidComponentTypes(t *testing.T) {
 	ti := NewComponentTestInfoBasic(TEST_CDX_SPEC_1_6_VALID_COMPONENT_TYPES, FORMAT_CSV, nil)
 	innerTestComponentList(t, ti, COMPONENT_TEST_DEFAULT_FLAGS)
 }
+
+func TestComponentListCdx16EmptyDefnsDecls(t *testing.T) {
+	ti := NewComponentTestInfoBasic(TEST_COMPONENT_LIST_CDX_1_6_SBOM, FORMAT_CSV, nil)
+	innerTestComponentList(t, ti, COMPONENT_TEST_DEFAULT_FLAGS)
+}

test/cyclonedx/1.6/specification/valid-empty-defns-decls.json

@@ -0,0 +1,16 @@
+{
+  "bomFormat": "CycloneDX",
+  "specVersion": "1.6",
+  "components": [
+    {
+      "type": "library",
+      "name": "somelib"
+    }
+  ],
+  "definitions": {
+    "standards": []
+  },
+  "declaration": {
+    "attestations": []
+  }
+}